the news that broke overnight in afghanistan. the half brother of that country's president was shot and killed in kandahar. ahmed wali karzai's own body guard shot him. this man is linked to drug dealing, something he denied but one u.s. diplomatic cable that turned up on wikileaks said he was widely known to be corrupt and a big narcotics trafficker. >>> a sealed jail house video of casey anthony considered highly inflammatory shows her reacting to news reports that a child's body had been found near her parents' home. an "orlando sentinel" article says she doubles over and starts to hyperventilate. a judge sealed the video two years ago saying it could ruin anthony's chances at a fair trial. >>> the clapp is getting harder to treat. scientists discovered a gonorrhea superbug in japan resistant to all forms of antibiotics used to treat the std. doctors say the bug is mutating to survive the medicine. they say it's too early to tell if it's become widespread. >>> a best selling presidential historian who appeared on cnn is accuse